import * as m1 from './module.js'
import {sum} from './module.js'
import {default as P} from './module.js'

console.log(`分别导出的PI = ${m1.PI}`)
console.log(`统一导出的sum : ${sum([1,2,3])}`)
console.log(`默认导出的Person : ${new P('zhangsan', 23).name}`)